Discovery of the magnetic field in the pulsating B starβCephei

2013/05/12 by H. F. Henrichs, J. A. de Jong, E. Verdugo +21
Physics and Astronomy · #Astro and Planetary Science #Astronomy #Astrophysics #Astrophysics and Star Formation Studies #Atomic physics #Context (archaeology) #Helium #Magnetic field #Physics #Star (game theory) #Stars #Stellar, planetary, and galactic studies #astro-ph.SR

paper · pdf · doi:10.1051/0004-6361/201321584

14 pages, 10 figures, 5 tables

arxiv created 2013/05/12 · openalex publication_date 2013/05/14 · arxiv updated 2015/06/15 · openalex created_date 2016/06/24 · openalex updated_date 2026/08/05

Abstract

Context. Although the star itself is not helium enriched, the periodicity and the variability in the UV wind lines of the pulsating B1 IV star β Cephei are similar to what is observed in magnetic helium-peculiar B stars, suggesting that β Cep is magnetic.

Citations

• On the Hαemission from theβCephei system
• The Kinematics of the Gould Belt: an Expanding Group?
• Dynamical simulations of magnetically channelled line-driven stellar winds - III. Angular momentum loss and rotational spin-down
• Testing magnetically confined wind shock models for β Cephei using XMM-Newton and Chandra phase-resolved X-ray observations
• Validation of the new Hipparcos reduction